Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2019 6 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 06/16/2019   21:46:12   (   0.03,-128.26) (   0.71,-125.11)  358.70                80
 06/18/2019   10:05:19   (  -0.06,-128.23) (   0.46,-130.38)  245.98                80
 06/19/2019   09:49:15   (  -0.04,-128.20) (  -0.59,-125.85)  268.26                80
 06/20/2019   22:08:30   (   0.07,-128.17) (  -0.61,-131.15)  340.61                80
 06/21/2019   21:52:25   (   0.06,-128.14) (   0.39,-126.62)  173.83                80
 06/23/2019   10:11:32   (  -0.08,-128.11) (   0.79,-131.89)  430.58                80
 06/24/2019   09:55:26   (  -0.07,-128.09) (  -0.21,-127.35)   83.39                80
 06/26/2019   21:55:57   (   0.08,-128.01) (   0.06,-128.12)   12.75                80
 06/29/2019   09:58:59   (  -0.09,-127.94) (   0.12,-128.86)  104.23                80
 06/30/2019   09:42:54   (  -0.08,-127.91) (  -0.87,-124.32)  408.75                80